Annual report pursuant to Section 13 and 15(d)

15. Income Taxes (Tables)

v2.4.1.9
15. Income Taxes (Tables)
12 Months Ended
Mar. 31, 2015
Income Tax Disclosure [Abstract]  
Deferred tax assets
    March 31,  
    2015     2014  
Deferred tax assets:                
Net operating loss carryforwards   $ 36,661     $ 36,209  
Research and development tax credit carryforwards     1,667       1,650  
Stock-based compensation     4,880       3,941  
Reserves and accruals     1,731       2,537  
Other deferred tax assets     49       13  
State income taxes     (1 )     (1 )
Basis difference in assets     5       35  
Total deferred tax assets   $ 44,992     $ 44,384  
Deferred tax liabilities:                
Unrealized gain on Ruthigen     (1,105 )     (3,111 )
Net deferred tax asset     43,887       41,273  
Valuation allowance     (43,887 )     (41,273 )
Net deferred tax asset   $     $  
Schedule of income tax expense
    Years Ended March 31,  
    2015     2014  
Income tax (benefit)   $ (2,613 )   $ 436  
Change in valuation allowance     2,613       (436 )
Net income tax expense   $     $  
Reconciliation of federal income tax rate to effective rate
    Years Ended March 31,  
    2015     2014  
Expected federal statutory rate     (34.0% )     (34.0% )
State income taxes, net of federal benefit     (1.8% )     (6.6% )
Research and development credit     (0.2% )     0.1%
Foreign earnings taxed at different rates     0.5%     (2.6% )
Effect of permanent differences on Ruthigen deconsolidation     0.0%     29.7%
Effect of permanent differences     (20.6% )     (19.5% )
Impact of foreign exchange rate fluctuations on foreign deferred income taxes     25.0%     14.9%
Impact of change in foreign net operating loss     (9.6% )     15.8%
Adjustment of NOL due to Ruthigen deconsolidation     8.6%     0.0%
Cancellation of stock options and true-ups     (2.7% )     (6.5% )
Other     3.0%     (3.1% )
      (31.8% )     (11.8% )
Change in valuation allowance     31.8%     11.8%
Totals     0.0%     0.0%